<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<script src="../vue.js"></script>

<body>
  <div id="app">
    <p>{{base}}</p>
    <p>{{noBase}}</p>
  </div>

  <script>
    var vm = new Vue({
      el: "#app",
      // 自定义属性
      data: {
        base: '我是基础数据'
      },
      customOption: '我是自定义数据',
      created() {
        this.noBase = this.$options.customOption
      }

    })
  </script>
</body>

</html>